daiduo/TurboPFor-Integer-Compression
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powturbo
2015-07-08 16:18:54 +02:00
parent 683a60fe45
commit 893c9565a9
1 changed files with 4 additions and 0 deletions
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4
vint.h
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@ -119,6 +119,10 @@ unsigned char *vbddec32(unsigned char *__restrict in, unsigned n, unsigned
unsigned char *vbd1enc32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start); unsigned char *vbd1enc32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *vbd1dec32(unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start); unsigned char *vbd1dec32(unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
//------ zigzag encoding integer lists -------------------------------------------------------------
unsigned char *vbzenc32(unsigned *__restrict in, unsigned n, unsigned char *__restrict out, unsigned start);
unsigned char *vbzdec32(unsigned char *__restrict in, unsigned n, unsigned *__restrict out, unsigned start);
//--- 15 bits integer lists ------------ //--- 15 bits integer lists ------------
#define vbput15(__op, __x) do { unsigned _x = __x; if(likely(_x < 0x80)) *__op++ = _x; else { *__op++ = (_x) >> 8 | 0x80; *__op++ = _x; } } while(0) #define vbput15(__op, __x) do { unsigned _x = __x; if(likely(_x < 0x80)) *__op++ = _x; else { *__op++ = (_x) >> 8 | 0x80; *__op++ = _x; } } while(0)
#define _vbget15(__ip,__x, __act) do { if((__x = *__ip++) > 0x7f) __x = (__x & 0x7f) << 8 | *__ip++; __act; } while(0) #define _vbget15(__ip,__x, __act) do { if((__x = *__ip++) > 0x7f) __x = (__x & 0x7f) << 8 | *__ip++; __act; } while(0)